"Vacant homes in a new housing development are erupting into flames in broad daylight with no apparent cause. It's a perplexing mystery for dogged arson investigator Walter Sharpe and his restless new partner Andrew Walker, an ex-US marshal who craves action. But as they puzzle over the blazes, another home miles away burns to the ground, leaving a man's corpse in the ashes and homicide detectives Eve Ronin and Duncan Pavone demanding answers. The burn patterns and charred body tell Sharpe a bizarre story that only creates more questions for Eve. So the four detectives team up to find the answers"--